72146920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{701}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 97680920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 701, 830, 1240, 1402, 1660, 2573, 2804, 3320, 3505, 5146, 5608, 7010, 10292, 12865, 14020, 20584, 21731, 25730, 28040, 43462, 51460, 58183, 86924, 102920, 108655, 116366, 173848, 217310, 232732, 290915, 434620, 465464, 581830, 869240, 1163660, 1803673, 2327320, 3607346, 7214692, 9018365, 14429384, 18036730, 36073460, 72146920]

約数ペア:

[(1, 72146920), (2, 36073460), (4, 18036730), (5, 14429384), (8, 9018365), (10, 7214692), (20, 3607346), (31, 2327320), (40, 1803673), (62, 1163660), (83, 869240), (124, 581830), (155, 465464), (166, 434620), (248, 290915), (310, 232732), (332, 217310), (415, 173848), (620, 116366), (664, 108655), (701, 102920), (830, 86924), (1240, 58183), (1402, 51460), (1660, 43462), (2573, 28040), (2804, 25730), (3320, 21731), (3505, 20584), (5146, 14020), (5608, 12865), (7010, 10292)]